IES980552A2 - Improved process for preparing N-phosphonomethyl iminodiacetic acid - Google Patents

Improved process for preparing N-phosphonomethyl iminodiacetic acid

Info

Publication number: IES980552A2
Authority: IE; Ireland
Prior art keywords: acid; pmida; alkali metal; iminodiacetic; metal salt
Prior art date: 1998-07-09

Application number

IE980552A

Other languages

English (en)

Inventor

Brian Parker

Original Assignee

Agritech Chemical Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1998-07-09

Filing date

1998-07-09

Publication date

1999-08-11

1998-07-09 Application filed by Agritech Chemical Ltd filed Critical Agritech Chemical Ltd

1998-07-09 Priority to IE980552A priority Critical patent/IES980552A2/en

1999-07-07 Priority to TW088111544A priority patent/TWI243822B/zh

1999-07-08 Priority to CN99808354.2A priority patent/CN1221557C/zh

1999-07-08 Priority to AU46430/99A priority patent/AU761569B2/en

1999-07-08 Priority to DE69916067T priority patent/DE69916067T2/de

1999-07-08 Priority to ARP990103344A priority patent/AR019356A1/es

1999-07-08 Priority to EP99929654A priority patent/EP1095048B1/en

1999-07-08 Priority to AT99929654T priority patent/ATE263175T1/de

1999-07-08 Priority to BR9911949-8A priority patent/BR9911949A/pt

1999-07-08 Priority to MYPI99002874A priority patent/MY125042A/en

1999-07-08 Priority to CA002337111A priority patent/CA2337111A1/en

1999-07-08 Priority to US09/743,380 priority patent/US6515168B1/en

1999-07-08 Priority to PCT/IE1999/000062 priority patent/WO2000002888A1/en

1999-07-08 Priority to IDW20010303A priority patent/ID27785A/id

1999-08-11 Publication of IES980552A2 publication Critical patent/IES980552A2/en

Links

AZIHIQIVLANVKD-UHFFFAOYSA-N N-(phosphonomethyl)iminodiacetic acid Chemical compound OC(=O)CN(CC(O)=O)CP(O)(O)=O AZIHIQIVLANVKD-UHFFFAOYSA-N 0.000 title claims abstract description 34
238000004519 manufacturing process Methods 0.000 title claims abstract description 7
239000002253 acid Substances 0.000 claims abstract description 41
-1 alkali metal salt Chemical class 0.000 claims abstract description 30
229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 30
239000011707 mineral Substances 0.000 claims abstract description 30
229910052783 alkali metal Inorganic materials 0.000 claims abstract description 27
NBZBKCUXIYYUSX-UHFFFAOYSA-N iminodiacetic acid Chemical compound OC(=O)CNCC(O)=O NBZBKCUXIYYUSX-UHFFFAOYSA-N 0.000 claims abstract description 22
238000000034 method Methods 0.000 claims abstract description 20
ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 claims abstract description 11
XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 claims abstract description 5
238000002360 preparation method Methods 0.000 claims abstract description 4
OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims abstract 6
239000012429 reaction media Substances 0.000 claims description 9
150000007513 acids Chemical class 0.000 claims description 8
238000004064 recycling Methods 0.000 claims description 5
QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 claims description 2
KCIDZIIHRGYJAE-YGFYJFDDSA-L dipotassium;[(2r,3r,4s,5r,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl] phosphate Chemical class [K+].[K+].OC[C@H]1O[C@H](OP([O-])([O-])=O)[C@H](O)[C@@H](O)[C@H]1O KCIDZIIHRGYJAE-YGFYJFDDSA-L 0.000 claims description 2
WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 2
239000007864 aqueous solution Substances 0.000 claims 1
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 19
150000003839 salts Chemical class 0.000 abstract description 13
238000006243 chemical reaction Methods 0.000 abstract description 5
239000005562 Glyphosate Substances 0.000 abstract description 2
229940097068 glyphosate Drugs 0.000 abstract description 2
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical group [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 26
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
229910001868 water Inorganic materials 0.000 description 20
239000000706 filtrate Substances 0.000 description 18
238000001914 filtration Methods 0.000 description 16
230000000717 retained effect Effects 0.000 description 16
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 14
235000012970 cakes Nutrition 0.000 description 14
239000012065 filter cake Substances 0.000 description 14
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical compound OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 13
239000011780 sodium chloride Substances 0.000 description 13
HAXVIVNBOQIMTE-UHFFFAOYSA-L disodium;2-(carboxylatomethylamino)acetate Chemical compound [Na+].[Na+].[O-]C(=O)CNCC([O-])=O HAXVIVNBOQIMTE-UHFFFAOYSA-L 0.000 description 8
235000019256 formaldehyde Nutrition 0.000 description 8
239000007787 solid Substances 0.000 description 7
238000004128 high performance liquid chromatography Methods 0.000 description 5
239000012452 mother liquor Substances 0.000 description 5
238000004458 analytical method Methods 0.000 description 4
235000021463 dry cake Nutrition 0.000 description 4
239000003513 alkali Substances 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 2
238000001816 cooling Methods 0.000 description 2
239000000203 mixture Substances 0.000 description 2
239000002994 raw material Substances 0.000 description 2
239000007921 spray Substances 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical class OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
239000012736 aqueous medium Substances 0.000 description 1
238000005119 centrifugation Methods 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
238000000975 co-precipitation Methods 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
239000012467 final product Substances 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
230000002363 herbicidal effect Effects 0.000 description 1
239000004009 herbicide Substances 0.000 description 1
239000002609 medium Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
230000003472 neutralizing effect Effects 0.000 description 1
FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
239000000376 reactant Substances 0.000 description 1
239000011541 reaction mixture Substances 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
239000011369 resultant mixture Substances 0.000 description 1
238000000926 separation method Methods 0.000 description 1
238000006467 substitution reaction Methods 0.000 description 1
235000011149 sulphuric acid Nutrition 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
- C07F9/3813—N-Phosphonomethylglycine; Salts or complexes thereof
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C229/06—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton
- C07C229/10—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings
- C07C229/16—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings to carbon atoms of hydrocarbon radicals substituted by amino or carboxyl groups, e.g. ethylenediamine-tetra-acetic acid, iminodiacetic acids

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Biochemistry (AREA)
General Health & Medical Sciences (AREA)
Molecular Biology (AREA)

IE980552A 1998-07-09 1998-07-09 Improved process for preparing N-phosphonomethyl iminodiacetic acid IES980552A2 (en)

Priority Applications (14)

Application Number	Priority Date	Filing Date	Title
IE980552A IES980552A2 (en)	1998-07-09	1998-07-09	Improved process for preparing N-phosphonomethyl iminodiacetic acid
TW088111544A TWI243822B (en)	1998-07-09	1999-07-07	Improved process for preparing N-phosphonomethyl iminodiacetic acid
CN99808354.2A CN1221557C (zh)	1998-07-09	1999-07-08	制备n－膦酰基甲基亚氨基二乙酸的方法
AU46430/99A AU761569B2 (en)	1998-07-09	1999-07-08	Process for preparing N-phosphonomethyl iminodiacetic acid
DE69916067T DE69916067T2 (de)	1998-07-09	1999-07-08	Verfahren zur herstellung von n-phosphonomethyl iminodiessigsäure
ARP990103344A AR019356A1 (es)	1998-07-09	1999-07-08	Procedimiento para preparar acido n-fosfonometil-iminodiacetico (pmida),
EP99929654A EP1095048B1 (en)	1998-07-09	1999-07-08	Process for preparing n-phosphonomethyl iminodiacetic acid
AT99929654T ATE263175T1 (de)	1998-07-09	1999-07-08	Verfahren zur herstellung von n-phosphonomethyl iminodiessigsäure
BR9911949-8A BR9911949A (pt)	1998-07-09	1999-07-08	Processo para preparar ácido iminodiacético de n-fosfonometila
MYPI99002874A MY125042A (en)	1998-07-09	1999-07-08	Improved process for preparing n-phosphonomethyl iminodiacetic acid
CA002337111A CA2337111A1 (en)	1998-07-09	1999-07-08	Process for preparing n-phosphonomethyl iminodiacetic acid
US09/743,380 US6515168B1 (en)	1998-07-09	1999-07-08	Process for preparing N-phosphonomethyl iminodiacetic acid
PCT/IE1999/000062 WO2000002888A1 (en)	1998-07-09	1999-07-08	Process for preparing n-phosphonomethyl iminodiacetic acid
IDW20010303A ID27785A (id)	1998-07-09	1999-07-08	Proses pembuatan asam n-fosfonometil iminodiasetat

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IE980552A IES980552A2 (en)	1998-07-09	1998-07-09	Improved process for preparing N-phosphonomethyl iminodiacetic acid

Publications (1)

Publication Number	Publication Date
IES980552A2 true IES980552A2 (en)	1999-08-11

Family

ID=11041846

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IE980552A IES980552A2 (en)	1998-07-09	1998-07-09	Improved process for preparing N-phosphonomethyl iminodiacetic acid

Country Status (14)

Country	Link
US (1)	US6515168B1 (id)
EP (1)	EP1095048B1 (id)
CN (1)	CN1221557C (id)
AR (1)	AR019356A1 (id)
AT (1)	ATE263175T1 (id)
AU (1)	AU761569B2 (id)
BR (1)	BR9911949A (id)
CA (1)	CA2337111A1 (id)
DE (1)	DE69916067T2 (id)
ID (1)	ID27785A (id)
IE (1)	IES980552A2 (id)
MY (1)	MY125042A (id)
TW (1)	TWI243822B (id)
WO (1)	WO2000002888A1 (id)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN1200944C (zh) *	2001-01-12	2005-05-11	巴斯福股份公司	N－膦酰基甲基亚氨基二乙酸的制备方法
BRPI0610412A2 (pt)	2005-04-25	2010-06-22	Monsanto Technology Llc	alteração da distribuição de tamanho do cristal de ácido n-(fosfonometil)iminodiacético para filtração melhorada e qualidade do produto
CN100400543C (zh) *	2006-09-08	2008-07-09	四川贝尔实业有限责任公司	亚氨基二乙腈水解制备双甘膦的方法
CN102515385B (zh) *	2011-11-29	2013-05-22	中国科学院南京土壤研究所	高钠盐废水除钠处理工艺及其装置
PL2875037T4 (pl)	2012-07-17	2017-06-30	Straitmark Holding Ag	Sposób syntezy N-(fosfonometylo)glicyny
BR112015000988A2 (pt)	2012-07-17	2017-06-27	Straitmark Holding Ag	método para a síntese de ácido n-fosfonometiliminodiacético ou derivados do mesmo
BR112015000990B1 (pt)	2012-07-17	2020-04-28	Monsanto Technology Llc	Método para a síntese de um ácido aminoalquilenofosfônico ouseus ésteres fosfatos
EP2875035A1 (en)	2012-07-17	2015-05-27	Straitmark Holding AG	Method for the synthesis of alpha-aminoalkylenephosphonic acid

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2895989A (en)	1956-06-22	1959-07-21	Dow Chemical Co	Method for the preparation of iminodiacetic acid
US4002672A (en)	1972-03-22	1977-01-11	Monsanto Company	Process for producing N-phosphonomethyl glycine
US3950402A (en) *	1972-05-31	1976-04-13	Monsanto Company	Process for producing N-phosphonomethyl glycine
US3954848A (en)	1972-05-31	1976-05-04	Monsanto Company	Process for producing N-phosphonomethyl glycine
US3808269A (en)	1972-12-29	1974-04-30	Grace W R & Co	Process for recovering iminodiacetic acid from sodium sulfate solutions
US3904668A (en)	1973-11-15	1975-09-09	Grace W R & Co	Process for preparing iminodiacetonitrile and alkali metal iminodiacetates
US3969398A (en)	1974-05-01	1976-07-13	Monsanto Company	Process for producing N-phosphonomethyl glycine
MX4703E (es)	1976-12-20	1982-08-04	Monsanto Co	Procedimiento mejorado para la preparacion de mono y disales de n-fosfonometilglicina
GB2148287B (en)	1983-10-05	1987-04-15	Nippon Catalytic Chem Ind	Preparation of aminocarboxylic acid salts from amino alcohols
US4724103A (en) *	1984-02-27	1988-02-09	Monsanto Company	Process for preparing N,N-diacetic acid aminomethylenephosphonic acid
US4775498A (en)	1984-12-05	1988-10-04	Monsanto Company	Process for preparing N,N-diacetic acid aminomethylenephosphonic acid
US4582650A (en)	1985-02-11	1986-04-15	Monsanto Company	Oxidation with encapsulated co-catalyst
US4579689A (en)	1985-02-11	1986-04-01	Monsanto Company	Oxidation with coated catalyst
US4696772A (en)	1985-02-28	1987-09-29	Monsanto Company	Amine oxidation using carbon catalyst having oxides removed from surface
HU200780B (en)	1988-02-08	1990-08-28	Nitrokemia Ipartelepek	Process for producing n-phosphonomethyl iminodiacetic acid from double salt of iminodiacetic acid
ES2021229A6 (es)	1990-03-12	1991-10-16	Ercros Sa	Perfeccionamientos introducidos en un procedimiento de obtencion de n-fosfonometilglicina por oxidacion de n-fosfonometiliminodiacetico.
US5095140A (en)	1990-06-25	1992-03-10	Monsanto Company	Peroxide process for producing N-phosphonomethylglycine
GB9300641D0 (en)	1993-01-14	1993-03-03	Zeneca Ltd	Process
US5312973A (en)	1993-03-25	1994-05-17	Finchimica S.P.A.	Process for producing n-phosphono-methyl-imino-diacetic acid
DK0694030T4 (da)	1993-04-12	2003-03-03	Monsanto Co	Fremgangsmåde til fremstilling af aminocarboxylsyresalte
EP0672765B1 (en)	1994-03-14	1999-06-30	Studiengesellschaft Kohle mbH	Electrochemical reduction of metal salts as a method of preparing highly dispersed metal colloids and substrate fixed metal clusters by electrochemical reduction of metal salts
US5689000A (en)	1994-07-01	1997-11-18	Monsanto Company	Process for preparing carboxylic acid salts and catalysts useful in such process
ATE213249T1 (de)	1995-06-07	2002-02-15	Monsanto Technology Llc	Verfahren zur herstellung von n- phosphonomethyliminodiessigesäure.
WO2000014093A1 (en)	1998-09-08	2000-03-16	Hampshire Chemical Corp.	Synthesis of phosphonomethyliminodiacetic acid with reduced effluent

1998
- 1998-07-09 IE IE980552A patent/IES980552A2/en not_active IP Right Cessation
1999
- 1999-07-07 TW TW088111544A patent/TWI243822B/zh not_active IP Right Cessation
- 1999-07-08 DE DE69916067T patent/DE69916067T2/de not_active Expired - Fee Related
- 1999-07-08 AR ARP990103344A patent/AR019356A1/es active IP Right Grant
- 1999-07-08 AT AT99929654T patent/ATE263175T1/de not_active IP Right Cessation
- 1999-07-08 AU AU46430/99A patent/AU761569B2/en not_active Ceased
- 1999-07-08 EP EP99929654A patent/EP1095048B1/en not_active Expired - Lifetime
- 1999-07-08 ID IDW20010303A patent/ID27785A/id unknown
- 1999-07-08 BR BR9911949-8A patent/BR9911949A/pt not_active Application Discontinuation
- 1999-07-08 MY MYPI99002874A patent/MY125042A/en unknown
- 1999-07-08 CN CN99808354.2A patent/CN1221557C/zh not_active Expired - Fee Related
- 1999-07-08 US US09/743,380 patent/US6515168B1/en not_active Expired - Fee Related
- 1999-07-08 CA CA002337111A patent/CA2337111A1/en not_active Abandoned
- 1999-07-08 WO PCT/IE1999/000062 patent/WO2000002888A1/en not_active Ceased

Also Published As

Publication number	Publication date
BR9911949A (pt)	2001-03-27
WO2000002888A1 (en)	2000-01-20
DE69916067D1 (de)	2004-05-06
US6515168B1 (en)	2003-02-04
CN1308634A (zh)	2001-08-15
ATE263175T1 (de)	2004-04-15
MY125042A (en)	2006-07-31
EP1095048B1 (en)	2004-03-31
EP1095048A1 (en)	2001-05-02
DE69916067T2 (de)	2004-12-30
TWI243822B (en)	2005-11-21
AU761569B2 (en)	2003-06-05
ID27785A (id)	2001-04-26
AU4643099A (en)	2000-02-01
AR019356A1 (es)	2002-02-13
CA2337111A1 (en)	2000-01-20
CN1221557C (zh)	2005-10-05

Legal Events

Date	Code	Title	Description
2005-04-06	MM4A	Patent lapsed

Publication	Publication Date	Title
US4724103A (en)	1988-02-09	Process for preparing N,N-diacetic acid aminomethylenephosphonic acid
CA2223287C (en)	2001-05-15	Process for preparing n-phosphonomethyliminodiacetic acid
US4775498A (en)	1988-10-04	Process for preparing N,N-diacetic acid aminomethylenephosphonic acid
JPH0748391A (ja)	1995-02-21	４−アミノ−１−ヒドロキシブチリデン−１，１−ビスホスホン酸イオンを含有する水性組成物
JPH0120159B2 (id)	1989-04-14
CN101928299B (zh)	2015-06-03	甘氨酸制备高纯草甘膦的清洁工艺方法
JPH08505382A (ja)	1996-06-11	Ｎ−ホスホノメチルイミノジ酢酸の製造方法
IES980552A2 (en)	1999-08-11	Improved process for preparing N-phosphonomethyl iminodiacetic acid
EP0402887B2 (en)	2000-10-04	A method for the preparation of N-phosphonomethyl glycine
KR100362553B1 (ko)	2003-01-24	N-포스포노메틸글리신의제조방법
US6118022A (en)	2000-09-12	Synthesis of phosphonomethyliminodiacetic acid with reduced effluent
US20040063995A1 (en)	2004-04-01	Method for producing n-phosphonomethyl iminodiacetic acid
JPH06192189A (ja)	1994-07-12	ヒドロキシメチル−イミノジ酢酸のホスホノメチル−イミノジ酢酸への転化方法
RU2260010C2 (ru)	2005-09-10	Способ получения n-фосфонометилглицина и промежуточный продукт для его получения
KR880001831B1 (ko)	1988-09-20	N-포스포노메틸글리신의 제조방법
JP3823327B2 (ja)	2006-09-20	Ｎ−ホスホノメチルグリシンの製造方法
EP0816369B1 (en)	2003-02-26	Method for producing N-phosphonomethylglycine
JPS60208989A (ja)	1985-10-21	Ｎ，ｎ−ジ酢酸アミノメチレンホスホン酸の製造方法
KR20000036090A (ko)	2000-06-26	엔-포스포노메틸글리신과 이의 염들의 제조방법
HU177155B (hu)	1981-08-28	Eljárás N-foszfonometil-imino-diecctsav előállítására